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Key Documents

E3708

Sigma-Aldrich

Ethanethiol

97%

Synonym(s):

Ethyl mercaptan, Mercaptan C2

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About This Item

Linear Formula:
C2H5SH
CAS Number:
Molecular Weight:
62.13
Beilstein:
773638
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

vapor density

2.1 (vs air)

Quality Level

vapor pressure

8.51 psi ( 20 °C)

Assay

97%

form

liquid

autoignition temp.

570 °F

expl. lim.

18.2 %

refractive index

n20/D 1.4306 (lit.)

bp

35 °C (lit.)

density

0.839 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

CCS

InChI

1S/C2H6S/c1-2-3/h3H,2H2,1H3

InChI key

DNJIEGIFACGWOD-UHFFFAOYSA-N

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Application

Ethanethiol can be used as a reactant for the synthesis of:
  • Functionalized oxazolidinones by conjugated nucleophilic addition- electrophilic amination reaction.
  • Ethyl phenyl sulfide by C-S coupling with iodobenzene.
  • Chain transfer agent in the RAFT polymerization of N-isopropylacrylamide.

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Flam. Liq. 1

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

-49.0 °F - closed cup

Flash Point(C)

-45 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Asymmetric multicomponent domino reactions and highly enantioselective conjugated addition of thiols to ?, ?-unsaturated aldehydes
Marigo M, et al
Journal of the American Chemical Society, 127(45), 15710-15711 (2005)
Direct synthesis of thermally responsive DMA/NIPAM diblock and DMA/NIPAM/DMA triblock copolymers via aqueous, room temperature RAFT polymerization
Convertine AJ, et al.
Macromolecules, 39(5), 1724-1730 (2006)
Efficient CuO-Nanoparticle-Catalyzed C-S Cross-Coupling of Thiols with Iodobenzene
Rout L, et al.
Angewandte Chemie (International Edition in English), 119(29), 5679-5682 (2007)
R Hanczkó et al.
Journal of chromatography. A, 1163(1-2), 25-42 (2007-07-04)
The main aims of this work were (a) to present the characteristics and stability of the o-phthalaldehyde (OPA)-ethanethiol (ET) derivatives of 22 amino acids, including the believed-to-be less stable OPA derivatives providing glycine, gamma-aminobutyric acid, beta-alanine, histidine, ornithine, lysine and
Taicheng An et al.
Journal of hazardous materials, 183(1-3), 372-380 (2010-08-10)
This study aims to compare the biological degradation performance of ethanethiol using strain RG-1 and B350 commercial mixed microorganisms, which were inoculated and immobilized on ceramic particles in twin-biotrickling filter columns. The parameters affecting the removal efficiency, such as empty

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